134521501300 has 18 divisors (see below), whose sum is σ = 291911658038. Its totient is φ = 53808600480.

The previous prime is 134521501273. The next prime is 134521501319. The reversal of 134521501300 is 3105125431.

It is a happy number.

It can be written as a sum of positive squares in 3 ways, for example, as 7541880336 + 126979620964 = 86844^2 + 356342^2 .

It is a Harshad number since it is a multiple of its sum of digits (25).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 672607407 + ... + 672607606.

Almost surely, 2^134521501300 is an apocalyptic number.

134521501300 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

134521501300 is an abundant number, since it is smaller than the sum of its proper divisors (157390156738).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

134521501300 is a wasteful number, since it uses less digits than its factorization.

134521501300 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1345215027 (or 1345215020 counting only the distinct ones).

The product of its (nonzero) digits is 1800, while the sum is 25.

Adding to 134521501300 its reverse (3105125431), we get a palindrome (137626626731).

The spelling of 134521501300 in words is "one hundred thirty-four billion, five hundred twenty-one million, five hundred one thousand, three hundred".